Abacus with numbers in written format,申请号GB20010019647-传众专利搜索

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发明名称	Abacus with numbers in written format
摘要
申请公布号	GB2379065(A)	申请公布日期	2003.02.26
申请号	GB20010019647	申请日期	2001.08.11
申请人	JOHN DIXON BREAREY * NICHOLSON	发明人	JOHN DIXON BREAREY * NICHOLSON
分类号	G09B19/02;(IPC1-7):G06C1/00	主分类号	G09B19/02
代理机构		代理人
主权项
地址

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